賬號與賬號後面數據 提取 賬號長度不一 (13615)

B3{=MID(A3,MIN(FIND(ROW($1:$10)-1,A3&1/17)),COUNT(-MID(A3,ROW($1:$99),1)))

C3=MID(A3,FIND(B3,A3)+LEN(B3),99)